Conjunction Event Detail

    ⚠
    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    1.867089E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-24T23:42:49+0800
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    1 Object 1

    Name HJ-1A
    AOE ID 33320
    NORAD ID 33320
    Object Type PAYLOAD
    Country
    CN CN
    ← VS →

    2 Object 2

    AOE ID 67147
    NORAD ID 67147
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter HJ-1A KUIPER-00221
    Time of Closest Approach 2026-10-25T01:30:32+0000
    Collision Probability (Pc) 1.867089E-5
    Conjunction Distance (km) 1.094 km
    Relative Speed (km/s) 13.517 km/s
    Conjunction Risk Parameters R (Radial): 1.074 | I (In-track): 0.091 | C (Cross-track): -0.183
    Collision Risk Index (CRI) 0.6
    X Position (km) -71.962 -71.789
    Position Y (km) 4835.703 4835.056
    Position Z (km) -5079.872 -5079.008
    Velocity X (km/s) 1.539 -6.78
    Velocity Y (km/s) -5.319 2.332
    Velocity Z (km/s) -5.097 2.317

    Orbital Parameters 国际轨道数据源

    Parameter HJ-1A KUIPER-00221
    Semimajor Axis (a) 6994.151 km 7007.685 km
    Eccentricity (e) 0.002050 0.000087
    Inclination (i) 97.6837° 51.9004°
    RAAN 278.2499° 151.3718°
    Perigee Argument 75.1445° 105.2866°
    Mean Anomaly (M) 285.2038° 254.8193°
    Apogee 630.349 km 630.157 km
    Perigee 601.679 km 628.939 km
    Orbit Epoch 2026-10-24T06:41:37+0000 2026-10-23T22:15:32+0000

    HJ-1A & KUIPER-00221 Collision Probability (Pc) Trend

    HJ-1A & KUIPER-00221 Collision Probability (Pc) TrendNot Available

    HJ-1A & KUIPER-00221 Miss Distance (Miss Distance) Trend

    HJ-1A & KUIPER-00221 Miss Distance (Miss Distance) TrendNot Available

    HJ-1AMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    KUIPER-00221Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    HJ-1ACollision Probability Trend

    Object 1 Probability TrendNot Available

    KUIPER-00221Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with HJ-1A

    No nearby objects data